19119325

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 25373376

約数和(自身を除く): 6254051

約数列:

[1, 5, 23, 25, 41, 115, 205, 575, 811, 943, 1025, 4055, 4715, 18653, 20275, 23575, 33251, 93265, 166255, 466325, 764773, 831275, 3823865, 19119325]

約数ペア:

[(1, 19119325), (5, 3823865), (23, 831275), (25, 764773), (41, 466325), (115, 166255), (205, 93265), (575, 33251), (811, 23575), (943, 20275), (1025, 18653), (4055, 4715)]